Recently, work has shown that if you analyse long-term global temperature rise for windy days and calm days separately, there is no difference.
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Among the older pupils, boys are still narrowly ahead in science, but the gap is closing and among 9 year olds there is no gender difference.
Furthermore, the staff are rotated to deal with both paying and non-paying patients so there is no difference in quality.
It is quite another thing to state that there is no difference between Romney and Obama.
In West Virginia, 84 percent of elementary teachers and 57 percent of secondary teachers are women, although there is no pay difference in the state.
But it is hard to imagine many choosing a browserless Windows on behalf of their customers if there is no price difference between the two.
In this regard, there is no difference of opinion between the U.S. and South Korea.
WHITEHOUSE: President Obama and President Lee Hold a News Conference
Unless you own stock in one of the makers, the AGA says there is practically no difference between proton pump inhibitors.
To Regan and Katz, there is no difference between these birds and the elk.
He attacked Mr Obama for (unfairly) pretending that there is no difference between him and the present incumbent.
Probably for English there is no difference, but in Russia there is.
WHITEHOUSE: President Obama & President Medvedev Joint Press Conference | The White House
There is no difference between Third Point and Silver Lake.
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There is no difference as far as I can see.
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Independent analysts who have examined the manifestos of Sri Lanka's two main parties argue that there is no significant difference between them on many key issues.
From this vantage, it might not seem so wise to keep waving the Confederate flag and pretending there is no difference between singing Dixie and We Shall Overcome.
They say there is no basic difference between the new Indonesia and the old one, and that Aceh is different from both.
But what the behavior of the Obama administration is demonstrating is that there is no significant difference in the costs of the two options.
For my friend, the best thing about dating a younger man -- at least her younger man -- is that there's no noticeable age difference at all.
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When I analyzed data from my own studies on entrepreneurship, I was surprised to learn that there is virtually no difference in motivation between men and women entrepreneurs.
FORBES: Silicon Valley Discriminates Against Women But There is Hope
If the spending exceeds the revenue, there is no alternative to borrowing the difference, thus increasing outstanding debt.
In fact, one of the spooky things about cyberspace is that there is no difference between the original and a copy of a cyber object.
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There is no evidence that euro membership would make a decisive difference, either way.
In other words, there is no way to tell the difference between a good company and just good marketing.
Kerry responded that there is no difference between what either Edwards or he would do about trade as president.
He said the "crucial" thing was "what do we do now as a country" and on that issue "there is absolutely no difference" between himself, the prime minister and the coalition parties.
"There is no fundamental difference between an encrypted file and a locked safe, " the manifesto stated.
There is no difference in my approach mentally and physically from 2003 but I'm a different player.
BBC: SPORT | Rugby Union | Wilkinson confident over comeback
"There is no doubt that having a settled defence makes all the difference to us, " he said.
While its connected to an external monitor, keyboard, mouse, printer, and other peripherals there is functionally no difference between a Windows 8 tablet and a traditional Windows 8 desktop or laptop PC.
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